Can opener



FIG. 1 is a perspective view of a can opener showing my new design, thebroken line showing of the can, key chain and keys is for illustrativepurposes only and forms no part of the claimed design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof, the left sideelevational view being a mirror image; and,

FIG. 4 is a bottom view thereof.

The ornamental design for a can opener, as shown and described.